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    2,000 java work rio janeiro jobs found, pricing in USD

    I need some Android developer for some easy tasks I need work at low budget I need coder from Pakistan or India

    $5 / hr (Avg Bid)
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    I am looking for an expert developer who possesses an in-depth understanding of Java multi-threading, specifically the Executor Service method. The main task involves partitioning a loop in a program I'm currently working on. Key Responsibilities: - Understand and modify my existing Java code - Partition the given loop to enhance performance by effectively spreading the workload across different threads - Use the Executor Service method as the default way for threading Most importantly, to be considered for this project, applicants should highlight past roles or projects where they've successfully implemented a similar Java multi-thread solution. Additionally, having an excellent grasp of loop partitioning for performance enhancement will be a consider...

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    We are in search of an intermediate level Java developer with in-depth knowledge on multi-threading. The main task presents a for loop which needs to be partitioned between n number of threads. Your skills and experience should include: - Solid understanding of Java programming language - Hands-on experience with multi-threading in Java - Proven experience with running Java applications with multiple threads To ensure your competency for the task, applicants should provide documentation of past work specifically highlighting instances with similar programming challenges. Join us in this interesting endeavor, let's make the code more efficient together!

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    Java based app backend for tourism activities need 2 things. 1 - add a copy activity in activity page to copie a existing activity content to a new one 2 - migrate backend from vps centosOS to cpanel based hosting.

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    I am seeking a web designer who can refine and improve the layout of the included CX Navigation Script. - Skillset: Proficiency in HTML and Java is a must-have. - Design: The project entails taking the existing HTML design attached and improving its functionality via a combined/redesigned menu bar. Creating a more modern, clean, and user-friendly design that reflects a minimalist aesthetic. Along with adding the below improvements. Birthday Pop Up (Modal/TBD): Currently titled as (openpop1) to be triggered upon selecting the “Caller is verified” #button# in the “Inbound Opening Call Script”. If the requirements are met that are currently in the script then it should populate on the screen. However, the end user should not have to interact with the pop up ...

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    python flask an java EXPERT 6 days left
    VERIFIED

    Hello, I need a developer with a lot of experience in Java, Python and Socketweb - with the ability to create and solve problems with easy understanding of codes The rest of the details will be given to the correct developer

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    I need to create new functions in a system based on React.JS, Java Script

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    I have previously worked code in and stored b...code in and stored but it stopped working because readyPromise doesn't work and in that case, it can't load sequently and crashes. New Java stuff?? It doesn't recognize readyPromise with var/const only works as await. Async has problems too. Even without Crashing tilesets seem not to load both from ION and Private/Public Domain. Need to solve this ASAP. You need to download files and work within your Domain or IDE or any other way to work directly with CESIUM LIBRARY!!!!! Or I will give you my Domain FTP access to the project folder and you can Upload .js .html files and see RESULTS in this directory as it will load html and js: YOU HAVE TO WORK WITH CESIUM LIBRARY!!

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    I am looking for an experienced Android developer to help with a couple of key issues in my app. The primary focus should be on UI improvements. Key Tasks: - Refactoring and enhancing the UI of my Android app - Improving the layout and design, including color scheme and branding, typography and...iconography and visual elements - Ensuring a smooth navigation flow - Enhancing user interaction and feedback Other requirements: - The app's token refresh mechanism must be revised and optimized - You should be able to ignore battery optimization permission I would ideally like a freelancer who is experienced with Java, Android Studio and UI/UX principles. Experience with token refresh mechanisms and battery optimization is also highly desirable. Please provide examples of previous...

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    I am looking for an experienced Android developer to help with a couple of key issues in my app. The primary focus should be on UI improvements. Key Tasks: - Refactoring and enhancing the UI of my Android app - Improving the layout and design, including color scheme and branding, typography and...iconography and visual elements - Ensuring a smooth navigation flow - Enhancing user interaction and feedback Other requirements: - The app's token refresh mechanism must be revised and optimized - You should be able to ignore battery optimization permission I would ideally like a freelancer who is experienced with Java, Android Studio and UI/UX principles. Experience with token refresh mechanisms and battery optimization is also highly desirable. Please provide examples of previous...

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    I aim to develop a w...tool is primarily intended for software developers and will be used to aid in the effectiveness of testing processes. Key Features: - Capable of analyzing data flow graphs to generate test cases - Simplistic, user-friendly interface designed for software developers - Incorporation of Java programming language for analysis The ideal candidate for this project should have: - Proficiency in web application development - Strong understanding of data flow graphs and test case generation - Excellent command over Java programming - Previous experience in creating tools for software developers This project is a great opportunity to contribute to the efficiency and productivity of software developers, with an emphasis on generating test cases through data flo...

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    Data Science Engineer 6 days left
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    We're in need of an experienced Data Sc...cleaning: The candidate should be able to clean and preprocess large datasets. - Data analysis: The candidate should be proficient in analyzing data and extracting actionable insights. - Machine learning modeling: The candidate should have experience in building and implementing machine learning models. Although specific programming language requirements were not provided, proficiency in Python, R, or Java would be a strong advantage. This project does not specify a particular industry domain, but any prior experience in Healthcare, Finance, or Retail would be beneficial. Please bid on this project only if you have a solid background in data science, machine learning, data analysis, and are proficient in the programming languages m...

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    NDA
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    Help me publishing an Net6+ReactJs Project to IIS More details: Which version of Windows Server are you using for hosting the application? Windows Server 2012 Can you describe the specific problems or error messages you receive when attempting to deploy to IIS? SPA not launching when publishing to server folder: https//localhost:44321 works Have you ensured that the necessary files and dependencies for your React app are included in the published folder? Yes, I have checked and all necessary files are included

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    I need some Android developer for some easy tasks I need work at low budget I need coder from Pakistan or India

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    banners work 9 days left

    banner work as we discuss and agreed.

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    I'm looking for a competent Java developer to assist with the development of several data structures and algorithms. In this project, you will conduct a set of experiments to compare the performance of dictionary implementations that use unsorted arrays vs. sorted arrays. You are given the Dictionary interface () and its implementation class (). In addition, the file contains a list of 10,000 key-value pairs that represent certain measurements. Key Skills: • Expertise in Java programming • Extensive experience with diverse data structures and algorithms • Ability to adapt to fluctuating project requirements Your ability to create powerful, flexible systems with Java will be crucial for this undertaking. Though the

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    Hello, I need a developer with a lot of experience in Java, Python and Socketweb - with the ability to create and solve problems with easy understanding of codes The rest of the details will be given to the correct developer

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    I'm in need of a Java expert who is proficient in implementing design patterns, specifically creational, structural, and behavioral ones. Key Requirements: - Implement all Creational design patterns (Singleton, Factory, Builder) - Implement all Structural design patterns (Adapter, Bridge, Decorator) - Utilize Behavioral design patterns effectively Ideal Skills: - Proficiency in Java - Strong understanding of Creational, Structural, and Behavioral design patterns - Experience in implementing design patterns in Java - Good problem-solving skills If you have a solid understanding of these design patterns and can effectively apply them in Java, I'd be happy to hear from you. Please provide examples of your previous work in this area. Note : M...

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    I need photo editing or Photoshop work. I have approximately 80 photos which need use of Photoshop and/orLightroom and a tools such as imagen-ai. This includes mostly subject mask work along with some color correcting and Light Dark correcting with some skin tone retouching. there is also a need for limited cropping some straightening. Most of the images need subject mask work, the person is too dark against the background. please also check if the skin tone needs to be made to look natural due to LED lights. two examples are in the post. Images must be delivered in similar size and quality of original images. In ultra high quality JPG format. please have results to deliver in 5 days or less. I will only use freelancer and will not communicate off of this platform - d...

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    Only FTP will be provided. Link 1 column with another table. and amend existing API only

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    I need some easy work in Android I need some android apps using java I need easy work at low budget but for long term I need work from Pakistan freelancer

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    ...technical support and guidance to end-users as required. Requirements: Bachelor's degree in Computer Science, Software Engineering, or a related field. Proven experience as a Software Developer, focusing on inventory management software. Proficiency in programming languages such as Java, Python, or C#. Familiarity with database management systems like MySQL, PostgreSQL, or MongoDB. Strong problem-solving skills with acute attention to detail. Excellent communication and collaboration abilities. Capacity to work independently and collaboratively within a team environment. Prior exposure to Agile development methodologies is advantageous. How to Apply: If you're ready to embark on an exciting journey and contribute to the advancement of Krizz Retail, please send ...

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    ...tasks: - Computing the Greatest Common Divisor (GCD) of a given set of numbers - Counting the number of characters in a file The main requirement for this project is to accurately measure the time taken to complete the entire process, including sending a file from the client to the server, computing the tasks, and returning the results to the clients. Ideal Skills and Experience: - Proficient in Java and Android app development - Strong understanding of networking principles and multi-client server applications - Experience with implementing complex algorithms, ideally bin packing - Solid knowledge on file handling and computation tasks - Previous experience in calculating process times Please note that while the project is focused on the Android platform, the server will b...

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    Project Start Date 18 April 2024 Project End Date 18 May 2024 Working Domain : Your keywords + On page + 400 quality Google Indexed backlinks monthly + Technical SEO + GA and GSC setup and Fix the issues + 4 article for backlink submission + 4 blog every month + GMB optimization Target For 1st month: Backlinks: 400 backlink *) Should be on google Indexed *) Min DA PA 40+ *) 90% should be Do Follow *) 90% should be Uniqueue Domain Total Keywords: 19 have current Position N/A After 1 month (25% keywords should br in Google SRP ) Working Keywords: Online Cake Birthday cake Buy cake online Birthday cake online Flower online Cake shop near me order birthday cake online flower bouquet online flower delivery in delhi gifts for boyfriend gifts for girls designer cake wedding cak...

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    Enhancement for existing Java app. Who able to follow task shared onw by one.

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    I'm on the hunt for talented web developers from India for a long-term collaboration. My project revolves around creating an informational website integrating a contact form and services section. The desired aesthetic is minimalistic and clean. Key Responsibilities: - Website development and design based on briefs - Implementation of a user-friendly services section - Inclusion of easy-to-use contact forms Ideal skills and qualifications: - Proven experience in website design - Strong aesthetic sense with a preference for clean, minimalist styles - Fluent in English, excellent communication skills Please mention your quote for a fully-functional website in your bid. Your creativity and problem-solving skills will be appreciated on this project, as well as your ability to build sma...

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    ...email confirmations from Affiliate landing page order section. Need to implement online payment from Stripe on both order pages. First phase: 1. Login page (html done, some core PHP done) 2. Forgot password page (html done) 3. Sign up page (html done, some core PHP done - confirmation email needs work) 4. Orders list page (html done) 5. Single order page (html done) 8. Landing page Orders for Affiliates to share to friends (html done, some core PHP done - confirmation email needs work) 9. Backend dashboard (html done) a. Total sales for Affiliate b. Total Affiliates added by Affiliate c. Team bonus earned + link to team bonus page d. Total orders + link to orders page e. 5 TOP SELLING AFFILIATES f. 5 TOP TEAM BONUSES PAYOUTS...

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    The urgent need of a skilled programmer specialized in Java, JavaScript, and PL-SQL, as well as familiar with Oracle Database, PL-SQL Developer, Oracle SQL Developer, Eclipse. The project involves writing comprehensive tests for a range of technologies including: - Java and JavaScript. - Spring Framework. - Oracle Database. - XML and JSON. - Junit. - Eclipse/Intellij. - PL-SQL Developer. - Utilizing Github and other version control tools. The ideal candidate must have a deep understanding and practical experience with these technologies. The project has an urgent timeline, so the selected candidate must be able to work under pressure and deliver high-quality results quickly. Ideal Skills: - Proficient in Java, Spring Framework, Oracle, XML, JSON, Junit, and ...

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    I need assistance in setting up an Azure Redis Cache to enable quick data access for my distributed systems. Key Requirements: - A thorough understanding of Azure Redis Cache setup, particularly in a private endpoint configuration. - Proficiency in Java for integration with the Redis Cache. - Ability to ensure the cache is optimized for data access. It's essential that the setup is secure and efficient, ensuring the data access is quick and reliable for my distributed systems. Your expertise in this area will be valued greatly.

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    I am looking for flutterflow developer who knows flutter to work on an AI chat to get the streaming response and display the answer for every question like ChatGPT. ANd also relevant sources for each answer in the pdf viewer in the frontend. Project is half done in Flutterflow and the only work need to be done is getting streaming response from the backend and when source button is clicked needs to display/highlight the same in the pdf viewer. I will also be working alongside Budget: 100 dollars, timeframe 3 days, let me know if you are interested Specific features to include in the app: - Basic chat functionality to allow users to send and receive messages -implement PDFviewer system and highlight relevant chunks Design: - A design for the app is ready and will be provide...

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    I'm on the lookout for a talented virtual assistant who thrives on lengthy hours of work and enjoys every second of it! This isn't your usual VA role, though - I'm seeking someone who can confidently handle the following responsibilities: - Social Media Management: More specifically, I need someone adept at Instagram. You'll be responsible for handling and managing our page with finesse. - Content Creation: Creativity is the crux of this role. You're not just posting updates; you're creating content that resonates with our audience. Ideal Skills and Experience: - Clear understanding of the Instagram platform and how to optimally engage audience in it - Skills in crafting Instagram worthy content - visuals, captions, and stories - Experience in manag...

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    I'm in need of a junior Java developer to assist me in developing a web-based application for my personal use. This will be a great opportunity for someone looking to gain experience in application development. - Key Requirements: - Proficient in Java, C#, HTML, Javascript programming language - Understanding of web-based application development - Ability to troubleshoot and debug code Previous experience with Java, C#, HTML, Javascript is a plus. My main goal is to collaborate and share ideas with someone who shows initiative and creativity. Looking forward to working with you!

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    I'm in need of an individual with an in-depth understanding of the 12-Factor App principles, particularly in Java. The main goal of this project is to apply these principles to our existing application, to enhance its scalability, maintainability, performance and more. Key aspects of the project include: - Codebase management and version control: You'll be tasked with setting up a robust codebase management system that ensures version control. - Dependencies management: You should have experience dealing with dependencies in Java applications, and be able to streamline and optimize these processes. - Configuration, release, and runtime processes: You'll also be responsible for ensuring that our application's configuration, release and runtime processes al...

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    I'm in urgent need of an adept Android developer for the prompt creation of an e-commerce application. E...Product listings and details: Display a wide range of products with accurate, detailed descriptions. - Shopping cart and checkout: Functional, user-friendly interface to facilitate purchases. - Customer reviews and ratings: Platform for customers to rate and review products, enhancing the shopping experience. 1. At least 2 years of experience in Android application development 2. Proficient in Java or Kotlin programming languages and Android development tools and frameworks 3. Have a certain understanding of mobile application design and user experience 4. If you have published applications for s-/--a--/--l---/-e, I am interested and look forward to further communi...

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    I'm seeking a professional to develop a top-notch mobile app. The main objective is not well-defined yet, but I'm open to discussing potential functionalities. Ideal Skills/Experience: - Proven experience in mobile app development - Ability to propose and implement diverse functionalities - Flexibility in terms of timeline as the completion date is not yet decided Your bid should include a brief description of your relevant experience, your suggested strategies for the project, and your availability for timely communication. Looking forward to hearing your ideas and creating an amazing mobile app together! English

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    I'm on the lookout for a talented video editor to help me transform raw footage into a polished promotional video. This project needs to be visually appealing and engaging, in line with a clean and professional editing style. NOTE: We will aim to provide you with raw footage tomorrow. We need this complete by 21st April (Sydney time) We will provide: script + base recording, copy overlays, graphics to go over the top It will be similar to these examples:

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    Hospital System GUI 6 days left
    VERIFIED

    I'm looking to enhance the appearance of my Hospital Management System on Java, which currently has a glitch; the buttons and logo do not scale consistently when viewed on different laptops. Ideally, the modifications would consider the following: - Modify the button styles: Currently, there's no specific preference on the style. Having a design that doesn't change inconsistently when displayed on different laptops would suffice. - Redesign the logo: A unique and attractive logo that represents a hospital management system is preferred. However, no specific color scheme preference was provided. - Enhance the overall layout: The aim here is improving aesthetics and functionality to provide a more user-friendly experience. The freelancer should have a strong skill set...

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    Slider work with api connectivity. Full project code handover.

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    Copy the value of drop down to another, and show in page only

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    ...manually update to the latest version. o Personalization Management: Users can customize certain personalized functions. o Wallet Binding: Users can bind wallet addresses on their own. o Hiseven Recharge: Provide Hiseven recharge function, users can top up on their own. • IM Module Development o Build IM Architecture Platform: Use Netty to implement instant messaging (IM) functionality in Java. o User Authentication: Used to verify user identity, common authentication methods include username and password, OAuth, two-step verification, etc. o Presence Management: Manage and display user statuses such as online, offline, busy, invisible, etc. o Message Transfer: Implement message sending and receiving between users, including text, images, audio, video, a...

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    You need to connect to my anydesk, and fix some minor laravel stuff. If you are a auto bid, write autobid in the text so i can filter u away from my bids.

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    I'm currently seeking a skilled backend developer who has proven expertise in Python, Java, and Ruby. I need someone who can guide me through whether to use the current source code or start from scratch, a decision that we can make together as the project evolves. As our project's main responsibility is to handle authentication and server configuration, the perfect candidate should be experienced in: - Setting up, managing, and sustaining server configurations - Handling various authentication tasks - Expertise in Python, Java, and Ruby - Decision-making skills concerning source code development This project will be rewarding for someone who enjoys tackling unique challenges and has a flair for problem-solving. If you're up to the task, please don’t ...

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    Hello, I am currently looking for an excellent developer who is well versed in at least any one of the following fields: Java, C#, Golang, Rust, JavaScript, Python, solidity, web3, blockchain, web frontend and backend. Of course, he must be prepared to work with us long term, more than 40 hours per week. You must be geographically located in Europe or the Americas, be able to work at least 6 hours EST day time, and possess written/verbal English skills at an advanced level or higher. In order to select excellent talents, you will need to anticipate a 30-60 minute technical interview with a project manager in our team. Dont worry. We need at least 3 developers. Expected salary range is $15-$25/hr depends on experience. Please feel free to send us applications embro...

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    I'm seeking a skilled Java UI/UX designer who can revamp my hospital management system's GUI. The goal is to render a modern, minimalist design, ensuring component stability, consistency, and responsiveness across varying screen sizes. Your tasks include: - Redesigning the overall layout to infuse a modern and minimalistic theme. - Fixing the GUI so the components retain their placement on larger screens. - Improving stability and responsiveness across all GUI components, not limited to buttons, text fields, and drop-down menus. In your bid, please include your relevant Java UI/UX design experience and any hospital/healthcare-related projects you've worked on. Expertise in modern UI/UX design and responsiveness is paramount for this project. Thanks for your i...

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    I'm looking for a tech-savvy individual who can help me set up my Google Nest Audio Wi-Fi speakers. Key tasks include: - Connecting the speakers to my home network - Troubleshooting any potential connection issues You should have prior experience with setting up Wi-Fi enabled speakers and be comfortable working through potential connectivity problems. Familiarity with Google Nest Audio in particular would be a huge plus. Look forward to working with a skilled individual on this small, yet crucial project.

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    Hello, I want someone good with compiler construction subjects Like creating a parser for a language You can find the project file from attachment you can find readme file in there explaining the project and task You would utlize the scanner that is in src/scanner, and build the parser in , which is the starting file you can also find it in the src folder The goal is to build the parser and pass all test cases Please read and check before bid

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    ...p7s digital sign in base64 who needs to be add it to the PDF dictionary. (It can be one or more signatures) What I want is, the ability to add the sign to the PDF in NodeJS (better if it's with typescript) and then open it in adobe acrobat and see the sign. I will provide the PDF sample, the hash of the file and the response of the API in base64 to be tested. Additionally I have an example in Java to better undestanding of the requeriments The flow of the file will be: 1. Give the hash and received the API response (this will be mocked) 2. The API response must be decoded (it's in base64) and add it to the PDF 3 A new PDF must be saved in the disk 4. When the new pdf is opened in Adobe acrobat, the sign must be available in the signature panel I don't need a U...

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    I have ongoing work related to our previous project 'Design Uplifting Skin for Player App'

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    Java developer who can work with flutter. As requirements are to integrate Java sdk in small flutter print app. We are integrating new android printer with Java SDK in flutter is fully working and printing already but we need to change the SDK as we are upgrading android printer. If you have experience of integrating java sdk into flutter app come forward.

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